# -*- coding: utf-8 -*-

BOT_NAME = 'xiaoyuwang'

SPIDER_MODULES = ['xiaoyuwang.spiders']
NEWSPIDER_MODULE = 'xiaoyuwang.spiders'


# 使用scrapy-redis里的去重组件，不使用scrapy默认的去重方式
DUPEFILTER_CLASS = "scrapy_redis.dupefilter.RFPDupeFilter"
# 使用scrapy-redis里的调度器组件，不使用默认的调度器
SCHEDULER = "scrapy_redis.scheduler.Scheduler"
# SCHEDULER_PERSIST = True
REDIS_URL = 'redis://@127.0.0.1:6379/7'

dont_filter=False
# Obey robots.txt rules
ROBOTSTXT_OBEY = False

# Configure maximum concurrent requests performed by Scrapy (default: 16)

RETRY_HTTP_CODECS=[501,502,503,504,400,401,402,403,403]
# HTTPERROR_ALLOWED_CODES = [403,502,302,429,503]
DOWNLOAD_DELAY = 2
CONCURRENT_REQUESTS = 5
COOKIES_ENABLES=False
# Configure a delay for requests for the same website (default: 0)
# See https://doc.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
#DOWNLOAD_DELAY = 3
# The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
#COOKIES_ENABLED = False

# Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False

# Override the default request headers:
#DEFAULT_REQUEST_HEADERS = {
#   'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
#   'Accept-Language': 'en',
#}

# Enable or disable spider middlewares
# See https://doc.scrapy.org/en/latest/topics/spider-middleware.html
# SPIDER_MIDDLEWARES = {
#    # 'xiaoyuwang.middlewares.XiaoyuwangSpiderMiddleware': 543,
#     'xiaoyuwang.middlewares.XiaoyuwangUserAgentMiddleware': 543,
# }

# Enable or disable downloader middlewares
# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
DOWNLOADER_MIDDLEWARES = {
    'xiaoyuwang.middlewares.XiaoyuwangUserAgentMiddleware': 200,
    # 'xiaoyuwang.middlewares.XiaoyuwangHttpProxyMiddleware': 300,
    'xiaoyuwang.middlewares.XiaoyuwangDownloaderMiddleware': 450,
    'xiaoyuwang.middlewares.XiaoyuwangRetryMiddleware':500,
    'xiaoyuwang.middlewares.ProxyMiddleware':510,
    # 'xiaoyuwang.middlewares.XiaoyuwangHttpErrorMiddleware':550,
    'scrapy.downloadermiddlewares.retry.RetryMiddleware':None, #关闭默认的重连操作
}

# Enable or disable extensions
# See https://doc.scrapy.org/en/latest/topics/extensions.html
#EXTENSIONS = {
#    'scrapy.extensions.telnet.TelnetConsole': None,
#}
# dont_filter=True
# Configure item pipelines
# See https://doc.scrapy.org/en/latest/topics/item-pipeline.html
ITEM_PIPELINES = {
   'xiaoyuwang.pipelines.XiaoyuwangPipeline': 300,
}

# Enable and configure the AutoThrottle extension (disabled by default)
# See https://doc.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
